ZyXEL Communications nbg-418n manual

www .zyxel.com www .zyxel.com NBG-418N Wireless N Home Router IMPORT ANT! READ CAREFULL Y BEFORE USE. KEEP THIS GUIDE FOR FUTURE REFERENCE. IMPORT ANT! Copyright © 2012 ZyXEL Communications Corporation V ersion 1.00 Edition 1, 4/2012 Default Login Details LAN IP Address http://192.168.1. 1 User Name admin Pa ss wo rd 1234[...]

NBG-418N User’s Guide 2 IMPORT ANT! READ CAREFULL Y BEFORE USE. KEEP THIS GUIDE FOR FUTURE REFERENCE. Graphics in this book ma y differ slightly from the product due to difference s in oper ating systems, operating system versions, or if y ou installed updated firmware/software fo r your device. Every effort has been made to ensure that the infor[...]

Contents Overview NBG-418N User’s Guide 3 Contents Overview User ’ s Guide ......................................................................................... ......................... ..................... 1 1 Introduction ........... ............. ................ ............. ................ ............. ................ ...........[...]

Contents Overview NBG-418N User’s Guide 4[...]

Table of Conten ts NBG-418N User’s Guide 5 Table of Contents Contents Overview ......................... ..................................................... ............................... ................. 3 Table of Contents ................................................. ..................................................... ........... ...[...]

Table of Contents NBG-418N User’s Guide 6 3.4.9 WAN MAC Address ......... ............. ................ ................ ............. ................ ............. ......... ........ 31 3.5 Connection Wizard Complete .......... ............ ................. ............. ................ ................ ............ ....... .... 32 Chapter 4[...]

Table of Conten ts NBG-418N User’s Guide 7 6.8 WPS Screen ....... .... ... ... ... .... ... ... ............. ... ... .... ... ... ............. ... .... ... ... ... ... ............. .... ... . ............ .......... 79 6.9 WPS S tation Screen ............ ................ ............. ................ ................ ................ .......[...]

Table of Contents NBG-418N User’s Guide 8 Chapter 1 1 Dynamic DNS ......................... ............................................................... ............................ ................ 109 1 1.1 Overview ................ ................ ............. ................ ................ ............. ................ ...... .......[...]

Table of Conten ts NBG-418N User’s Guide 9 Chapter 17 T ools ................................................. ..................................................... .................... ........................ 131 17.1 Overview .......... ............. ................. ............ ................. ............. ................ ............. [...]

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NBG-418N User’s Guide 13 C HAPTER 1 Introduction 1.1 Overview The NBG-418N extends the range of your existi ng wired network without additional wiring, providing easy network access to mobile users. Y our can create the following connections using the NBG-418N: • LAN . Y ou can connect network devices via the Ethernet ports of the NBG-418N so t[...]

Chapter 1 Introduction NBG-418N User’s Guide 14 Use a (supported) web browser to manage the NB G-418N. Menus vary according to which mode you’re using. See Chapter 4 on page 35 for more information on these modes. 1.2 Securing the NBG-418N Do the following things regularly to make the NBG-418N more secure and to manage the NBG- 418N more effect[...]

Chapter 1 Introdu cti on NBG-418N User’s Guide 15 1.3 LEDs Figure 2 Front P anel The following table describes the LEDs and the WPS button. 1.4 The WPS Button Y our NBG-418N supports WiFi Protected Setup (WPS ), which is an easy wa y to set up a secure wireless network. WPS is an industry standard specification, defined by the WiFi Alliance. WPS [...]

Chapter 1 Introduction NBG-418N User’s Guide 16 allows one device to authenticate the other) in ea ch of the two devices. When WPS is activ ated on a device, it has two minutes to find another devi ce that also has WPS activ ated. Then, the two devices connect and set up a se cure network by themselves. For more in formation on using WPS, see Sec[...]

NBG-418N User’s Guide 17 C HAPTER 2 The Web Configurator 2.1 Overview This chapter describes how to access the NBG-418N Web Configur ator and p rovides an overview of its screens. The W eb Configurator is an HTML -based management interface that allows easy setup and management of the NBG-418N via Internet browser . Use Internet Explorer 6.0 and [...]

Chapter 2 The Web Configurator NBG-418N User’s Guide 18 Figure 4 Login Screen Note: The management session au tomatically ti mes out when the time period set in the Administrator Inactivity Timer field expires (default five minutes). Simply log back into the NBG-418N if this hap pens. 5 Select the setup type you want to use. • Click Go to Wizar[...]

Chapter 2 The Web Configurator NBG-418N User’s Guide 19 2.3 Resetting the NBG-418N If you forget your password or IP address, or yo u ca nnot access the W eb Configurator , you will need to use the RESET button at the back of the NBG-418N to reload the factory-default configu ration file. This means that you will lose all configur atio ns that yo[...]

Chapter 2 The Web Configurator NBG-418N User’s Guide 20[...]

NBG-418N User’s Guide 21 C HAPTER 3 Connection Wizard 3.1 Wizard Setup This chapter provides information on the wi zard setup screens in the W e b Configurator . The W eb Configurator’s wizard setup helps you configure your device to access the Internet. R efer to your ISP (Internet Service Provider) checklis t in the Quick Start Guide to know [...]

Chapter 3 Connection Wizard NBG-418N User’s Guide 22 Figure 7 Select a Language 3 R ead the on-screen information and click Next . Figure 8 W e lcome to the Connection Wizard 3.2 Connection Wizard: STEP 1: System Information System Information contains administrative and system-related inform ation. 3.2.1 System Name System Name is for identifica[...]

Chapter 3 Con nection W izard NBG-418N User’s Guide 23 3.2.2 Domain Name The Domain Name entry is what is propagated to the DHCP clients on the LAN. If you leave this blank, the domain name obtained by DHCP from the ISP is used. While you must enter the host name (System Na me) on ea ch individua l computer , the domain name can be assigned from [...]

Chapter 3 Connection Wizard NBG-418N User’s Guide 24 Figure 10 Wizard Step 2: Wireless LAN The following table describes the labels in this screen. Note: The wireless stations and NBG-418N must use the same S SID, channel ID , WPA - PSK (if WP A-PSK is enabled) or WP A2-PSK (if WPA2-PSK i s enabled) for wireless communication. 3.3.1 WP A-PSK or W[...]

Chapter 3 Con nection W izard NBG-418N User’s Guide 25 Figure 1 1 Wizard Step 2: WPA -PSK or WPA2-PSK Security The following table describes the labels in this screen. 3.4 Connection Wizard: STEP 3: Internet Configuration The NBG-418N offers three Internet connection types. They are Ethernet , PPP over Ethernet or PPTP . The wizard attempts to de[...]

Chapter 3 Connection Wizard NBG-418N User’s Guide 26 The following table describes the labels in this screen, 3.4.1 Ethernet Connection Choose Ethernet when the W AN port is used as a regular Ethernet. Continue to Section 3.4.4 on page 28 . Figure 13 Wizard Step 3 : Ethernet Connection 3.4.2 PPPoE Connection Po int-to-P oint Protocol over Etherne[...]

Chapter 3 Con nection W izard NBG-418N User’s Guide 27 Figure 14 Wizard Step 3: PPP oE Connection The following table describes the labels in this screen. 3.4.3 PPTP Connection Po int-to-P oint T unneling Protocol (PPTP) is a network protocol that enables transfers of data from a remote client to a priv ate server , creating a Virtual Priv ate Ne[...]

Chapter 3 Connection Wizard NBG-418N User’s Guide 28 Figure 15 Wizard Step 3: PPTP Conn ection The following table describes the fields in this screen 3.4.4 Y our IP Address The following wizard screen allows y ou to assign a fixed IP address or give the NBG-418N an automatically assigned IP address depending on your ISP . T able 8 Wizard Step 3:[...]

Chapter 3 Con nection W izard NBG-418N User’s Guide 29 Figure 16 Wizard Step 3: Y our IP Address The following table describes the labels in this screen 3.4.5 W AN IP Address Assignment Every computer on the Internet mu st have a unique IP address. If your networks are isolated from the Internet, for instance, only between your two br anch office[...]

Chapter 3 Connection Wizard NBG-418N User’s Guide 30 3.4.6 IP Address and Subnet Mask Similar to the way houses on a street share a common street name, so too do computers on a LAN share one common network number . Where you obtain your n etwork number depends on your particular situation. If the ISP or your network administrator assigns y ou a b[...]

Chapter 3 Con nection W izard NBG-418N User’s Guide 31 Figure 17 Wizard Step 3 : WAN IP and DNS Server Addresses The following table describes the labels in this screen 3.4.9 W AN MAC Address Every Ethernet device has a unique MAC (Media Access Control) address. The MAC address is assigned at the factory and consists of six pairs of hexadecimal c[...]

Chapter 3 Connection Wizard NBG-418N User’s Guide 32 Figure 18 Wizard Step 3: W AN MAC Address The following table describes the fields in this screen. 3.5 Connection Wizard Complete Click Apply to complete the wizard setup. Figure 19 Connection Wizard Complete T able 12 Wizard Step 3: WAN MAC Address LABEL DESCRIPTION F actory Default Select Fac[...]

Chapter 3 Con nection W izard NBG-418N User’s Guide 33 W ell done ! Y ou have successfully set up your NBG- 418N to operate on your network and access the Internet.[...]

Chapter 3 Connection Wizard NBG-418N User’s Guide 34[...]

NBG-418N User’s Guide 35 C HAPTER 4 Modes 4.1 Overview Y ou can set up the NBG-418N with other IEEE 802.11b/g/n compatible devi ces in different device modes. Note: Choose your devi ce mode carefully to a void having t o change it later . The NBG- 418N automatically restarts when you change modes. The default LAN IP address of the NBG- 418N in R [...]

Chapter 4 Modes NBG-418N User’s Guide 36 • Universal Repeater : In this mode, the NBG-418N (N) can be an acce ss point and a wireless client at the same time. Use this mode if there is an existing wireless router or access point in your network and you want the NBG-418N (N) to wirelessly relay communications from its wireless clients to the acc[...]

Chapter 4 Modes NBG-418N User’s Guide 37 5 Go to Maintenance > Sys OP Mode > General and select Router . Figure 24 Maintenance > Sys OP Mode > R outer 6 A pop-up window appears providing information on this mode. Click OK in the pop-up message window . Click Apply . Note: W ait while the NBG-418N restarts, then log in to the W eb Conf[...]

Chapter 4 Modes NBG-418N User’s Guide 38 Figure 25 Status Screen (Router Mode) The following table describes the icons shown in the Status screen. The following table describes the labels shown in the Status screen in Router mode. T able 13 Status Screen Icon Key ICON DESCRIPTION Click this icon to open the setup wizard. Click this icon to view c[...]

Chapter 4 Modes NBG-418N User’s Guide 39 Firmware V ersion This is the current firmware versi on of the NBG-418N. WAN Information - MAC Address This shows the WAN Ethernet adapter MAC Address of your device. - Connection T ype This shows the current conn ection type. - IP Address This shows the WAN port’ s IP address. - IP Subnet Mask This show[...]

Chapter 4 Modes NBG-418N User’s Guide 40 4.2.1.1 Summary: DHCP T able DHCP (Dynamic Host Configuration Protocol, RFC 2131 and RFC 2132) allows individual clients to obtain TCP/IP configur ation at start-up from a server . Y ou can configure the NBG-418N’s LAN as a DHCP server or disable it. When configured as a server , the NBG-418N provides th[...]

Chapter 4 Modes NBG-418N User’s Guide 41 4.2.1.2 Summary: Packet St atistics Click the Packet Statistics (Details...) hyperlink in the Status screen. Read-only inform ation here includes port status, packet specific statistics and the "system up time". The Poll Interval(s) field is configurable and is used for refreshing the screen. Fig[...]

Chapter 4 Modes NBG-418N User’s Guide 42 4.2.1.3 Summary: WLAN St ation St atus Click the WLAN Station Status (Details...) hyperlink in the Status screen. View the wireless stations that are currently associated to the NBG-418N in the Association List . Association means that a wireless client (for example, your netwo rk or computer with a wirele[...]

Chapter 4 Modes NBG-418N User’s Guide 43 Figure 29 Menus: Router Mode The following table describes the sub-menus. T able 18 Menus: Router Mode LINK TA B FUNCTION Status This screen shows the NBG-418N’ s ge neral dev ice, system and interface status information. Use this screen to acce ss the wizard, and summary statistics tabl es. Network Wire[...]

Chapter 4 Modes NBG-418N User’s Guide 44 4.3 Setting your NBG-418N to AP Mode 1 Connect your computer to the LAN port of the NBG-418N. 2 The default LAN IP address of the NBG-418N is 192.168.1.1 in router mode (192.168.1.2 by default in non-router mode). In router mode, the NBG-418 N can assign your computer an IP address, so you must set your co[...]

Chapter 4 Modes NBG-418N User’s Guide 45 Figure 30 Maintenance > Sys OP Mode > AP 6 A pop-up window appears providing information on this mode. Click OK in the pop-up message window . Click Apply . Y our NBG-418N is now in AP Mode . Note: W ait while the NBG-418N restarts, then log in to the W eb Configurator again. 4.3.1 St atus Screen (AP[...]

Chapter 4 Modes NBG-418N User’s Guide 46 The following table describes the labels shown in the Status screen. T able 19 Status Screen (AP Mode) LABEL DESCRIPTION Device Information System Name This is the System Name you enter in the Maintenance > System > General screen. It is for identification purposes. Firmware V ersion This is the curr[...]

Chapter 4 Modes NBG-418N User’s Guide 47 4.3.2 AP Navigation Panel Use the menu in the navigation panel to configure NBG-418N features in AP Mode . The following screen and table show the features you can configure in AP Mode . Figure 32 Menu: AP Mode The following table describes the sub-menus. Packet Statistics Use this screen to view port stat[...]

Chapter 4 Modes NBG-418N User’s Guide 48 4.4 Setting your NBG-418N to Universal Repeater Mode 1 Connect your computer to the LAN port of the NBG-418N. 2 The default LAN IP address of the NBG-418N is 192.168.1.1 in router mode (192.168.1.2 by default in non-router mode). In router mode, the NBG-418 N can assign your computer an IP address, so you [...]

Chapter 4 Modes NBG-418N User’s Guide 49 Note: W ait while the NBG-418N restarts, then log in to the W eb Configurator again. 4.4.1 St atu s Screen (U niversal Repeater Mode) Click on Status . The screen below shows the status screen in Universal R epeater Mode . Figure 34 Status Screen (Universal Repeater Mode) The following table describes the [...]

Chapter 4 Modes NBG-418N User’s Guide 50 WLAN AP Information - MAC Address This shows the wireless adapter MAC Address of your device. - Status This shows the current status of the Wireless LAN - On , Off , or Off by scheduler . - SSID This shows a descriptiv e name used to identif y the NBG-418N in the wireless LAN. - Channel This shows the chan[...]

Chapter 4 Modes NBG-418N User’s Guide 51 4.4.2 Universal Repeater Navigation Panel Use the menu in the navigation panel to configure NBG-418N features in Un iversal Repeater Mode . The following screen and table show the features you can configure in Universal Repeater Mode . Figure 35 Menu: Universal Repeater Mode The following table describes t[...]

Chapter 4 Modes NBG-418N User’s Guide 52 4.5 Setting your NBG-418N to Client Bridge Mode 1 Connect your computer to the LAN port of the NBG-418N. 2 The default LAN IP address of the NBG-418N is 192.168.1.1 in router mode (192.168.1.2 by default in non-router mode). In router mode, the NBG-418 N can assign your computer an IP address, so you must [...]

Chapter 4 Modes NBG-418N User’s Guide 53 Note: W ait while the NBG-418N restarts, then log in to the W eb Configurator again. 4.5.1 St atu s Screen (Client Bridge Mode) Click on Status . The screen below shows the status scree n in Client Bridge Mode . Figure 37 Status Screen (Client Bridge Mode) The following table describes the labels shown in [...]

Chapter 4 Modes NBG-418N User’s Guide 54 4.5.2 Client Bridge Navigation Panel Use the menu in the navigation panel to configure NBG-418N features in Client Bridge Mo de . The following screen and table show the features you can configure in Client Bridge Mo de . Figure 38 Menu: Client Bridge Mode Current Date/Time This field disp lays y our NBG-4[...]

Chapter 4 Modes NBG-418N User’s Guide 55 The following table describes the sub-menus. T able 24 Menu: Client Bridge Mode LINK TA B FUNCTION Status This screen shows the NBG-418N’s general device, system and interface status information. Use this screen to acce ss the wizard, and summary statistics tables. Network WLAN AP Select Use this screen [...]

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NBG-418N User’s Guide 57 C HAPTER 5 Tutorials 5.1 Overview This chapter provides tutorials for your NBG-418N as follows: • How to Connect to the Internet from an AP • Configure Wireless Security Using WPS on both your NBG-418N and Wireless Client • Enable and Configure Wireless Securi ty without WPS on y our NBG-418N 5.2 How to Connect to t[...]

Chapter 5 Tutorials NBG-418N User’s Guide 58 5.2.1.1 Push Butt on Configuration (PBC) 1 Make sure that your NB G-418N is turned on and that it is within r ange of your computer . 2 Make sure that you have installed the wireless client (this example uses the NWD210N) driver and utility in your notebook. 3 In the wireless client utility , find the [...]

Chapter 5 Tutorials NBG-418N User’s Guide 59 Figure 40 Example WPS Process: PBC Method 5.2.1.2 PIN Configuration When you use the PIN configur ation method, you need to use both NBG-418N’ s configuration interface and the client’s utilities. 1 Launch your wireless client’ s configuration utility . Go to the WPS settings and select the PIN m[...]

Chapter 5 Tutorials NBG-418N User’s Guide 60 Figure 41 Example WPS Process: PIN Method Authentication by PIN SECURITY INFO WITHIN 2 MINUTES Wireless Client NBG-418N COMMUNICA T ION[...]

Chapter 5 Tutorials NBG-418N User’s Guide 61 5.3 Enable and Configure Wireless Security without WPS on your NBG-418N This example shows you how to configure wireless security settings with the following parameters on your NBG-418N. Follow th e steps below to configure the wireless settings on your NBG-418N. The instructions require that your hard[...]

Chapter 5 Tutorials NBG-418N User’s Guide 62 Figure 43 T utorial: Status Screen 5.3.0.1 Configure Y our Notebook Note: W e use the Z yXEL M-302 wireless adap ter utility screens as an example for the wireless client. The screens may vary for different models . 1 The NBG-418N supports IEEE 802.11b , IEEE 802.11g and IEEE 802.11n wireless clients. [...]

Chapter 5 Tutorials NBG-418N User’s Guide 63 Figure 44 Connecting a Wireless Client to a Wireless Network t 5 Select WPA -PSK and type the security key in the following screen. Click Next . Figure 45 Security Settings 6 The Confirm Save window appears. Check your settings and click Save to continue. Figure 46 Confirm Save 7 Check the status of yo[...]

Chapter 5 Tutorials NBG-418N User’s Guide 64 Figure 47 Link Status If your connection is successful, open y our Internet browser and enter http://www .zyxel.com or the URL of any other web site in the address bar . If you are able to access the web site, your wireless connection is successfully configured.[...]

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NBG-418N User’s Guide 67 C HAPTER 6 Wireless LAN 6.1 Overview This chapter discusses how to configure the wire less network settings in your NBG-418N. See the appendices for more detailed information about wireless networks. The following figure provides an example of a wireless network. Figure 48 Example of a Wireless Network The wireless networ[...]

Chapter 6 Wireless LAN NBG-418N User’s Guide 68 6.2 What Y ou Can Do Wireless screens vary according to th e device mode you are using. See Chapter 4 on page 35 for more information on device modes. •U s e t h e General screen to enable the Wireless LAN, enter the SSID and select the wireless security mode ( Section 6.4 on page 70 ). •U s e t[...]

Chapter 6 Wireless LAN NBG-418N User’s Guide 69 6.3 What Y ou Should Know Every wireless network must follow these basic guidelines. • Every wireless client in the same wireless network must use the same S SID. The SSID is the name of the wireless netw ork. It stands for Service Set IDentity . • If two wireless networks overlap , they should [...]

Chapter 6 Wireless LAN NBG-418N User’s Guide 70 6.3.1.3 Encryption Wireless networks can use encryption to protect th e information that is sent in the wireless network. Encryption is like a secret code. If you do not know the secret code, you cannot understand the message. F or example, if users do not log in to the wireless network, y ou can ch[...]

Chapter 6 Wireless LAN NBG-418N User’s Guide 71 Note: If you are c onfiguring the NBG-418N fr om a computer connected to the wireless LAN and you change the NBG-418N’ s SSID , channel or security sett ings, you will lose your wireless connection when y ou press Appl y to confirm. Y ou must then change the wireless settings of your computer to m[...]

Chapter 6 Wireless LAN NBG-418N User’s Guide 72 The followi ng table describ es the gener a l wireless LAN labels in this screen. See the rest of this chapter for inform at ion on the other labels in this screen. 6.4.1 No Security Select No Security to allow wireless stations to communicate with the access po ints without any data encryption. T a[...]

Chapter 6 Wireless LAN NBG-418N User’s Guide 73 Note: If you do not enable any wireless se curity on your NBG-418N, your network is accessible to any wireless networking device that is within r ange. Figure 51 Network > Wireless LAN > General: No Security The following table describes the labels in this screen. 6.4.2 WEP Encryption WEP encr[...]

Chapter 6 Wireless LAN NBG-418N User’s Guide 74 The following table describes the wireless LAN security labels in this screen. 6.4.3 WP A-PSK/WP A2-PSK Click Network > Wireless LAN to display the General screen. Select WPA-PSK or WPA2-PSK from the Security Mode list. Figure 53 Network > Wireless LAN > General: WPA -PS K/WP A2-PSK T able [...]

Chapter 6 Wireless LAN NBG-418N User’s Guide 75 The following table describes the labels in this screen. 6.5 MAC Filter The MAC filter screen allows you to configure the NBG-418N to give exclusive access to up to 16 devices (Allow) or exclude up to 16 devices from accessing the NBG-418N (Deny). Every Ethernet device has a unique MAC (Media Access[...]

Chapter 6 Wireless LAN NBG-418N User’s Guide 76 Figure 54 Network > Wireless LAN > MAC Filter The following table describes the labels in this menu. 6.6 Wireless LAN Advanced Screen Use this screen to allow intra-BSS networking and set the RT S/CTS Threshold. Click Network > Wireless LAN > Advanc ed . The screen appears as shown. T ab[...]

Chapter 6 Wireless LAN NBG-418N User’s Guide 77 Figure 55 Network > Wireless LAN > Advanced (Universal R epeater Mode ) The following table describes the labels in this screen. T able 31 Network > Wireless LAN > Advanced LABEL DESCRIPTION Wireless Advanced Setup RTS/CTS Thresho ld Data with its frame siz e larg er than this v alue wil[...]

Chapter 6 Wireless LAN NBG-418N User’s Guide 78 6.7 Quality of Service (QoS) Screen Use the QoS screen to enable Wifi MultiMedia Quality of Service (WMMQoS). This allows the NBG- 418N to automatically set priority leve ls to services, such as e-mail, V oIP , chat, and so on. Click Network > Wireless LAN > QoS . The following screen appears.[...]

Chapter 6 Wireless LAN NBG-418N User’s Guide 79 The following table describes the labels in this screen. 6.8 WPS Screen Use this screen to enable/disable WPS, view or generate a new PIN number and check current WPS status. T o open this screen, click Network > Wireless LAN > WPS tab. Figure 57 Network > Wireless LAN > WPS The followin[...]

Chapter 6 Wireless LAN NBG-418N User’s Guide 80 6.9 WPS S t ation Screen Use this screen when you want to add a wireless station using WPS . T o open this screen, click Network > Wireless LAN > WPS Station tab. Note: Note: After you click Push Button on this screen, you ha ve to press a similar button in the wireless station utili ty within[...]

Chapter 6 Wireless LAN NBG-418N User’s Guide 81 6.10 Scheduling Screen Use this screen to set the times your wireless LAN is turned on and off . Wireless LAN scheduling is disabled by default. The wireless LAN can be schedul ed to turn on or off on certain days an d at certain times. T o open this screen, click Network > Wireless LAN > Sche[...]

Chapter 6 Wireless LAN NBG-418N User’s Guide 82 6.1 1 AP Select Screen Use this screen to choose an access point that you w ant the NBG-418N (in universal repeater or client bridge mode) to connect to. Y ou should know the security settings of the target AP . T o open this screen, click Network > Wireless LAN > AP Select tab. Figure 60 Netw[...]

Chapter 6 Wireless LAN NBG-418N User’s Guide 83 6.12 WLAN Info Screen Use this screen to view the SSID and security of the selected AP wireless network when the NBG- 418N is in client bridge mode. T o open this screen, click Network > Wireless LAN > WLAN Info tab. Figure 61 Network > Wireless LAN > WLAN Info The following table descri[...]

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NBG-418N User’s Guide 85 C HAPTER 7 WAN 7.1 Overview This chapter discusses the NBG-418N’ s WAN screens. Use these screens to configure your NBG- 418N for Internet access. A WAN (Wide Area Network) connection is an outside connection to another network or the Internet. It connects your priv ate networks (such as a LAN (Local Area Network) and o[...]

Chapter 7 WAN NBG-418N User’s Guide 86 W AN IP Address The WAN IP address is an IP address for the NBG-418N, which make s it accessible from an outside network. It is used by the NBG-418N to com munica te with other devices in other netw orks. It can be static (fixed) or dynamically assigned by th e ISP each time the NBG-418N tries to access the [...]

Chapter 7 WAN NBG-418N User’s Guide 87 Figure 63 Network > WAN > Internet Connection : Ethernet Encapsulation The following table describes the labels in this screen. T able 38 Network > WAN > Internet Connection: E thernet Encapsulation LABEL DESCRIPTION ISP Par ameters for Internet Access Connect ion T ype Y ou must choos e the Ethe[...]

Chapter 7 WAN NBG-418N User’s Guide 88 7.3.2 PPPoE Encap sulation The NBG-418N supports PPP oE (Point -to-Point Protocol over Ethernet). PPPoE is an IETF standard (RFC 2516) specifying how a personal computer (PC) interacts with a broadband modem (DSL, cable, wireless, etc.) connection. The PPP over Ethernet option is for a dial-up connection usi[...]

Chapter 7 WAN NBG-418N User’s Guide 89 This screen displays when you select PPPoE encapsulation. Figure 64 Network > WAN > Internet Connection : PPPoE Encapsulation The following table describes the labels in this screen. T able 39 Network > WAN > Internet Connection: PPP oE Encapsulation LABEL DESCRIPTION ISP Par ameters for Internet[...]

Chapter 7 WAN NBG-418N User’s Guide 90 7.3.3 PPTP Encap sulation Po int-to-P oint T unneling Protocol (PPTP) is a networ k protocol that enables secure transfer of data from a remote client to a priv ate server , creating a Virtual Private Network (VPN) using TCP/IP- based networks. PPTP supports on-demand, multi-protocol and virtual private netw[...]

Chapter 7 WAN NBG-418N User’s Guide 91 This screen displays when you select PPTP encapsulation. Figure 65 Network > WAN > Internet Connection : PPTP Encapsulation The following table describes the labels in this screen. T able 40 Network > WAN > Internet C onnection: PPTP Encapsulation LABEL DESCRIPTION ISP Par ameters for Internet Ac[...]

Chapter 7 WAN NBG-418N User’s Guide 92 Nailed-up Connection Select Nailed-Up Conne ction if you do no t want the c onnection to time ou t. Idle Time out This value specif ies the time in minut es that elapses before the NBG-418N automatically di sconnects from the P PTP server . PPTP Confi gurati on Server IP Address T ype the IP address of the P[...]

NBG-418N User’s Guide 93 C HAPTER 8 LAN 8.1 Overview This chapter describes how to configure LAN settings. A Local Area Network (LAN) is a shared communication system to which many computers are attached. A LAN is a computer network limited to the immediate area, usually the same b uilding or floor of a building. The LAN screens can help you conf[...]

Chapter 8 LAN NBG-418N User’s Guide 94 Figure 67 LAN and WAN IP Addresses The LAN parameters of the NBG-418N are preset in the factory with the following values: • IP address of 192.168.1. 1 with subnet mask of 255.255.255.0 (24 bits) • DHCP server enabled with 32 client IP addresse s starting from 192. 168.1.33. These parameters should work [...]

Chapter 8 LAN NBG-418N User’s Guide 95 Figure 68 Network > LAN > IP The following table describes the labels in this screen. T able 41 Network > LAN > IP LABEL DESCRIPTION IP Address T ype the IP addres s of your NBG-418N i n dotted decimal notation 1 92.168.1.1 (fact ory default). IP Sub net Mask The subnet mask specifies the network[...]

Chapter 8 LAN NBG-418N User’s Guide 96[...]

NBG-418N User’s Guide 97 C HAPTER 9 DHCP Server 9.1 Overview DHCP (Dynamic Host Configuration Protocol, RFC 2131 and RFC 2132) allows individual clients to obtain TCP/IP configur ation at start-up from a server . Y ou can configure the NBG-418N’s LAN as a DHCP server or disable it. When configured as a server , the NBG-418N provides the TCP/IP [...]

Chapter 9 DHCP Server NBG-418N User’s Guide 98 Figure 69 Network > DHCP Server > Gener al The following table describes the labels in this screen. 9.5 Advanced Screen This screen allows you to assign IP addresses on the LAN to specific individual computers based on their MAC addresses. Y ou can also use this screen to configure the DNS serv[...]

Chapter 9 DHCP Server NBG-418N User’s Guide 99 Figure 70 Network > DHCP Server > Adv anced The following table describes the labels in this screen. T able 43 Network > DHCP Server > Advanced LABEL DESCRIPTION Static DHCP T able # This is the index n umber of the static IP tabl e entry (row). MAC Address T ype the M AC address (w ith c[...]

Chapter 9 DHCP Server NBG-418N User’s Guide 100 9.6 Client List Screen The DHCP table shows current DHCP client information (including IP Address , Host Name and MAC Address ) of network clients using the NBG-418N’ s DHCP servers. Configure this screen to always assign an IP address to a MAC address (and host name). Click Network > DHCP Serv[...]

NBG-418N User’s Guide 101 C HAPTER 10 Network Address Translation 10.1 Overview This chapter discusses how to configure NA T on the NBG-418N. NA T (Network Address T ranslation - NA T , RFC 1631) is the translation of the IP address of a host in a packet. F or example, the source address of an outgoing packet, used within one network is changed t[...]

Chapter 10 Network Address Translation NBG-418N User’s Guide 102 10.2 What Y ou Can Do •U s e t h e General screen to enable NA T and set a default server ( Section 10.3 on page 103 ). •U s e t h e Application screen to change your NBG-418N’s port forwarding settings ( Se ction 10.4 on page 104 ). 10.2.1 What Y ou Need T o Know The followin[...]

Chapter 10 Network Address Translation NBG-418N User’s Guide 103 The global IP addresses for the inside hosts can be either static or dynamically assigned by the ISP . In addition, you can designate servers, for example, a web serv er and a telnet server , on your local network and make them accessible to the outside world. If you do not define a[...]

Chapter 10 Network Address Translation NBG-418N User’s Guide 104 The following table describes the labels in this screen. 10.4 NA T Application Screen Use the Application screen to forward incoming service requests to the server(s) on yo ur local network. Y ou may enter a single port number or a r a nge of port numbers to be forwarded, and the lo[...]

Chapter 10 Network Address Translation NBG-418N User’s Guide 105 Figure 75 Network > NA T > Application The following table describes the labels in this screen. T able 47 Network > NA T > Application LABEL DESCRIPTION Add Application Rule Active Select the check box to en able this rule and the requested service can be forwarded to th[...]

Chapter 10 Network Address Translation NBG-418N User’s Guide 106 10.5 T echnical Reference The following section contains additional tec hnical information about the NBG-418N features described in this chapter . 10.5.1 NA T Port Forwarding : Services and Port Numbers A port forwarding set is a list of inside (behind NA T on the LAN) servers, for [...]

Chapter 10 Network Address Translation NBG-418N User’s Guide 107 10.5.2 NA T Port Forwarding Example Let's say you w ant to assign ports 21-25 to one FTP , T elnet and SMTP server ( A in the example), port 80 to another ( B in the example) and assign a default server IP address of 192.168.1.35 to a third ( C in the example). Y ou assign the [...]

Chapter 10 Network Address Translation NBG-418N User’s Guide 108[...]

NBG-418N User’s Guide 109 C HAPTER 11 Dynamic DNS 1 1.1 Overview Dynamic Domain Name Service (DDNS) services le t y ou use a fixed domain name w ith a dynamic IP address. Users can always use the same domain name instead of a different dynamic IP address that changes each time to connect to the NBG-418N or a server in yo ur network. Note: The NBG[...]

Chapter 11 Dynamic DNS NBG-418N User’s Guide 11 0 Host Name The host nam e is the domain name that the DDNS service will map t o your dynamic global IP address. T ype the ho st name fully qualified, for exam ple, ‘your host.myd omain .net’ . Y ou can specify up to t wo host names in the field se parated by a comma ( ","). User Name [...]

NBG-418N User’s Guide 111 C HAPTER 12 Firewall 12.1 Overview Use these screens to enable and configure the fire wall that protects your NBG-418N and your LAN from unwanted or m alicious traffic. Enable the firewall to protect your LAN computers from attacks by hack ers on the Internet and control access between the LAN and W AN. By default the fi[...]

Chapter 12 Firewall NBG-418N User’s Guide 11 2 12.3 What Y ou Need T o Know The NBG-418N’ s firewall feature physically separa tes the LAN and the W AN and acts as a secure gateway for all data passing between the networks. 12.3.1 About the NBG-418N Firewall The NBG-418N firewall is a stateful inspection firewa ll and is designed to protect aga[...]

Chapter 12 Firewall NBG-418N User’s Guide 11 3 Figure 79 Security > Firewall > General The following table describes the labels in this screen. 12.5 Services Screen Use the Services screen to enable or disable IC MP and VPN passthrough features. Click Security > Firewall > Ser vices . The screen appears as shown next. Figure 80 Securi[...]

Chapter 12 Firewall NBG-418N User’s Guide 11 4 VPN P assthro ugh Select the checkbox to enable th e advanced pass through features: • PPTP Passthrough: Select this option to allow th e NBG-4 18N to pass through VPN traffic usi ng PPTP . • L2TP Passthrough: Select this opti on to enable computers on your LAN to make L2TP VPN connections t o se[...]

NBG-418N User’s Guide 11 5 C HAPTER 13 Remote Management 13.1 Overview This chapter provides information on the Remote Management screens. Remote management allows you to determine which services/protocols can access which NBG- 418N interface (if any) from which computers. Y ou may manage your NBG-418N from a remote location via: Note: When you c[...]

Chapter 13 Remote Management NBG-418N User’s Guide 11 6 13.1.1 Remote Management Limit ations Remote management over LAN or W AN will not work when: 1 Y ou have disabled that service in one of the remote management screens. 2 The IP address in the Secured Client WAN IP Address field does not match the client IP address. If it does not match, the [...]

Chapter 13 Remote Mana gement NBG-418N User’s Guide 11 7 The following table describes the labels in this screen. T able 51 Management > Remote MGMT > WWW LABEL DESCRIPTION Server Port Y ou may change the server port number fo r a service if needed, however you must use the same port number in order to us e that servi ce for remote manageme[...]

Chapter 13 Remote Management NBG-418N User’s Guide 11 8[...]

NBG-418N User’s Guide 11 9 C HAPTER 14 Universal Plug-and-Play (UPnP) 14.1 Overview This chapter introduces the UPnP feature in the W eb Configurator . Universal Plug and Play (UPnP) is a distributed, open networking standard that uses T CP/IP for simple peer-to-peer network connectivit y between devices. A UPnP device can dynamically join a netw[...]

Chapter 14 Universal Plug -a nd -Pl a y (UPnP) NBG-418N User’s Guide 120 All UPnP-enabled devices may communicate freely with each other without additional configur ation. Disable UPnP if this is not your intention. 14.3 Configuring UPnP Use this screen to enable UPnP . Click the Management > UPnP to open the following screen. Figure 82 Manage[...]

Chapter 14 Uni versal Plug-and-Play (UPnP) NBG-418N User’s Guide 121 2 Right-click the icon and select Properties . Figure 83 Network Connections 3 In the Internet Connection Properties window , click Settings to see the port mappings there were automatically created. Figure 84 Internet Connection Properties 4 Y ou may edit or delete the port map[...]

Chapter 14 Universal Plug -a nd -Pl a y (UPnP) NBG-418N User’s Guide 122 Figure 86 Internet Connection Properties: Advanced Settings: Add Note: When the UPnP-enabled devi ce is di sconnected from your com puter , all port mappings will be deleted automatic ally . 5 Select Show icon in n otification area wh en connected option and click OK . An ic[...]

Chapter 14 Uni versal Plug-and-Play (UPnP) NBG-418N User’s Guide 123 3 Select My Network Places und er Other Places . Figure 89 Network Connections 4 An icon with the description for each UPnP-e nabled device displays under Local Network . 5 Right-click on the icon for y our NBG-418N and select Invoke . The W eb Configurator login screen displays[...]

Chapter 14 Universal Plug -a nd -Pl a y (UPnP) NBG-418N User’s Guide 124[...]

NBG-418N User’s Guide 125 C HAPTER 15 System 15.1 Overview This chapter provides information on the Syst em screens. See the chapter about wizard setup for mo re information on the next few screens. 15.2 What Y ou Can Do •U s e t h e General screen to enter a name to identify th e NBG-41 8N in the network and set the password ( Section 15.3 on [...]

Chapter 15 System NBG-418N User’s Guide 126 The following table describes the labels in this screen. 15.4 T ime Setting Screen T o change your NBG-418N’ s time and date, click Maintenance > System > Time Setting . The screen appears as shown. Use this screen to conf igure the NBG-418N’ s time based on your local time zone. T able 53 Mai[...]

Chapter 15 System NBG-418N User’s Guide 127 Figure 92 Maintenance > System > Time Setting The following table describes the labels in this screen. T able 54 Maintenance > System > Time Setting LABEL DESCRIPTION Current Time and Date Current Time This field displays the time of yo ur NBG-418N. Each time you reload this page, the NBG-41[...]

Chapter 15 System NBG-418N User’s Guide 128 New Date (yyyy/mm/dd) This field displays the last updated date from the time se r v e r o r t h e l a s t d a t e c o n f i g u r e d manually . When you set Time and Date Setup to Manua l , enter the new date in this field and then click Apply . Get from Time Serve r Select this radio button to have t[...]

NBG-418N User’s Guide 129 C HAPTER 16 Logs 16.1 Overview This chapter contains information about config uring gener al log settings and viewing the NBG- 418N’s logs. The W eb Configurator allows you to look at all of the NBG-418N’s logs in one location. 16.2 What Y ou Need to Know An alert is a type of log that warr ants more serious attentio[...]

Chapter 16 Logs NBG-418N User’s Guide 130 Figure 93 Maintenance > Logs > View Log The following table describes the labels in this screen. T able 55 Maintenance > Logs > View Log LABEL DESCRIPTION Refresh Click Refresh to renew the log screen. Clear Logs Click Clear Logs to delet e all the logs. Next Click Next to show the next page o[...]

NBG-418N User’s Guide 131 C HAPTER 17 Tools 17.1 Overview This chapter shows you how to upload a new firmware, upload or sav e ba ckup configuration files and restart the NBG-418N. 17.2 What Y ou Can Do •U s e t h e Firmware screen to upload firmware to you r NBG-418N ( Section 17.3 on page 131 ). •U s e t h e Conf iguration screen to view in[...]

Chapter 17 Tools NBG-418N User’s Guide 132 The following table describes the labels in this screen. Note: Do not turn off the NBG-418N while firmware upload i s in progress! After you see the Firmware Upload In Process screen, wait for several minutes before logging into the NBG-418N again. Figure 95 Upload W arning The NBG-418N automatically res[...]

Chapter 17 Tools NBG-418N User’s Guide 133 17.4 Configuration Screen Click Maintenance > Tools > Configuration . Information related to factory defaults, backup configuration, and restoring conf iguration appears as shown next. Figure 98 Maintenance > T ools > Configuration 17.4.1 Backup Configuration Backup configuration allows y ou [...]

Chapter 17 Tools NBG-418N User’s Guide 134 After you see a “configur ation upload successful” screen, you must then w ait one minute before logging into the NBG-418N again. Figure 99 Configuration R estore Successful The NBG-418N automatically restarts in this time causing a temporar y network disconnect. In some operating systems, you ma y s[...]

Chapter 17 Tools NBG-418N User’s Guide 135 Click Maintenance > Tools > Restart . Click Restart to have the NBG-41 8N reboot. This does not affect the NBG-418N's configuration. Figure 102 Maintenance > T ools > R estart[...]

Chapter 17 Tools NBG-418N User’s Guide 136[...]

NBG-418N User’s Guide 137 C HAPTER 18 Sys OP Mode 18.1 Overview The Sys OP Mode (System Oper ation Mode) function lets you configure select the device oper ation mode: Router , Access Point , Cl ient Bridg e or Universal Repeater . See Chapter 4 on page 35 for more information on which mode to choose. 18.2 General Screen Use this screen to select[...]

Chapter 18 Sys OP Mode NBG-418N User’s Guide 138 If you select Router mode, the following pop-up message window appears. Figure 104 Maintenance > Sys Op Mode > General: R outer • In this mode there are both LA N and WAN ports. The LAN Ethernet and WAN Ethernet ports have different IP addresses. • The DHCP server on your device is enable[...]

NBG-418N User’s Guide 139 C HAPTER 19 Language 19.1 Language Screen Use this screen to change the language for the W eb Configurator display . Click the language you prefer . The W e b Configurator language changes after a while without restarting the NBG-418N. Figure 106 Langua ge Figure 107 Languag e Change Ex ample[...]

Chapter 19 Language NBG-418N User’s Guide 140[...]

NBG-418N User’s Guide 141 C HAPTER 20 Troubleshooting This chapter offers some suggestions to solve problems you might encounter . The potential problems are divided into the following categories. • Po wer , Hardware Connections, and LEDs • NBG-418N Access and Login • Internet Access • Resetting the NBG-418N to Its F actory De faults • [...]

Chapter 20 Troubleshoo ting NBG-418N User’s Guide 142 20.2 NBG-418N Access and Login I don’t know the IP address of my NBG-418N. 1 The default IP address in router mode is 192.168.1.1 and in non-router mode is 192.168.1 .2 . 2 If you changed the IP address and hav e forgotten it, you might get the IP address of the NBG-418N by looking up the IP[...]

Chapter 20 Troubleshooting NBG-418N User’s Guide 143 2 Check the hardware connections, and make sure th e LEDs are behaving as expected. See the Quick Start Guide. 3 Make sure y our Internet browser does not block pop-up windows and h as JavaScript and Jav a enabled. See Appendix B on page 157 . 4 Make sure your computer is in the same subnet as [...]

Chapter 20 Troubleshoo ting NBG-418N User’s Guide 144 3 If you are trying to access the Internet wirelessly , make sure the wireless settings in the wireless client are the same as the settings in the AP . 4 Disconnect all the cables from your device, and foll ow the directions in the Quick Start Guide again. 5 Go to Maintenance > Sys OP Mode [...]

Chapter 20 Troubleshooting NBG-418N User’s Guide 145 Y ou will lose all of your changes when you push the RESET button. T o reset the NBG-418N, 1 Make sure the power LED is on. 2 Press the RESET button for longer than 1 second to restart/reboot the NBG-418N. 3 Press the RESET button for longer than five seconds to set the NBG-418N back to its fac[...]

Chapter 20 Troubleshoo ting NBG-418N User’s Guide 146 When you change from router mode to a non-router mode, you mu st manually give your computer an IP address in the range between 192.168.1.3 and 192.168.1.254 as non-router mode has no LAN DHCP server . Re fe r to Appendix C on page 167 for instructions on how to change your compu ter’s IP ad[...]

NBG-418N User’s Guide 147 A PPENDIX A IP Addresses and Subnetting This appendix introduces IP addresses a nd subnet masks. IP addresses identify individual devices on a network. Ev ery networking device (including computers, servers, routers, printers, etc.) needs an IP address to communicate across the network. These networking devices are also [...]

Appendix A I P Addresses and Subnetting NBG-418N User’s Guide 148 Figure 108 Network Number and Host ID How much of the IP address is the netw ork number and how much is the host ID v aries according to the subnet mask. Subnet Masks A subnet mask is used to determine which bits ar e part of the network number , and which bits are part of the host[...]

Appendix A IP Addresses and Subnetting NBG-418N User’s Guide 149 Subnet masks are expressed in dotted decimal nota tion just like IP addresses. The following examples show the binary and decimal notation for 8-bit, 16-bit, 24-bit and 29-bit subnet masks. Network Size The size of the network number determ ines the maximum number of possible hosts [...]

Appendix A I P Addresses and Subnetting NBG-418N User’s Guide 150 Subnetting Y ou can use subnetting to divide one network into multiple sub-networks. In the following e xample a network administrator creates two sub-networks to isolate a group of servers from the rest of the company network for security reasons. In this example, the company netw[...]

Appendix A IP Addresses and Subnetting NBG-418N User’s Guide 151 Figure 1 10 Subnetting Example: After Subnetting In a 25-bit subnet the host ID has 7 bits , so each sub-network has a maximum of 2 7 – 2 or 126 possible hosts (a host ID of all zeroes is the subnet’ s address itself , all ones is the subnet’ s broadcast address). 192.168.1.0 [...]

Appendix A I P Addresses and Subnetting NBG-418N User’s Guide 152 Example: Eight Subnet s Similarly , use a 27-bit mask to create eight subn ets (000, 001, 010, 011, 100, 101, 110 and 11 1). The following table shows IP address last octet values for each subnet. T able 64 Subnet 2 IP/SUBNET MASK NETWORK NUMBER LAST OCTET BI T VA L U E IP Address [...]

Appendix A IP Addresses and Subnetting NBG-418N User’s Guide 153 Subnet Planning The following table is a summary fo r subnet planni ng on a network with a 24-bit network number . The following table is a summary fo r subnet planni ng on a network with a 16-bit network number . 7 192 193 222 223 8 224 225 254 255 T able 67 Eight Subnets (continue[...]

Appendix A I P Addresses and Subnetting NBG-418N User’s Guide 154 Configuring IP Addresses Where you obtain your n etwork number depends on your particular situation. If the ISP or your network administrator assigns y ou a block of regist ered IP addresses, follow their instructions in selecting the IP addresses and the subnet mask. If the ISP di[...]

Appendix A IP Addresses and Subnetting NBG-418N User’s Guide 155 computer B which is a DHCP client. Neither can access the Internet. This problem can be solved by assigning a different static IP address to computer A or setting computer A to ob ta in a n I P a dd r es s automatically . F i g u r e 111 Conflicting Computer IP Addresses Example Con[...]

Appendix A I P Addresses and Subnetting NBG-418N User’s Guide 156 Figure 1 13 Conflicting Computer and Router IP Addresses Ex ample[...]

NBG-418N User’s Guide 157 A PPENDIX B Pop-up Windows, JavaScript s and Java Permissions In order to use the web configur ator you need to allow: • W eb browser pop-up windows from your device. • Jav aScripts (enabled by default). • Jav a permissions (enabled by default). Note: The screens used below belong to Intern et Explorer versi on 6, [...]

Appendix B P o p-up Windows, Java Scripts and Java Permissions NBG-418N User’s Guide 158 Figure 1 15 Internet Options: Privacy 3 Click Apply to save this setting. Enable Pop-up Blockers with Exceptions Alternatively , if you only w ant to allow pop-up windows from y our device, see the following steps. 1 In Internet Explorer , select Tools , Inte[...]

Appendix B Pop-up Windows, JavaScripts an d Java Permissi ons NBG-418N User’s Guide 159 Figure 1 16 Internet Options: Privacy 3 T ype the IP address of your device (the web page that you do not want to hav e blocked) with the prefix “http://” . For example, http://192.168.167.1. 4 Click Add to move the IP address to the list of Allowed sites [...]

Appendix B P o p-up Windows, Java Scripts and Java Permissions NBG-418N User’s Guide 160 5 Click Close to return to the Privacy screen. 6 Click Apply to save this setting. JavaScript s If pages of the web configurator do not display prop erly in Internet Explorer , check that JavaScripts are allowed. 1 In Internet Explorer , click Tools , Interne[...]

Appendix B Pop-up Windows, JavaScripts an d Java Permissi ons NBG-418N User’s Guide 161 Figure 1 19 Security Settings - Java Scripting Java Permissions 1 From Internet Explorer , click Tools , Internet Opti on s and then the Security tab. 2 Click the Custom Level... button. 3 Scroll down to Microsoft VM . 4 Under Java permissions make sure that a[...]

Appendix B P o p-up Windows, Java Scripts and Java Permissions NBG-418N User’s Guide 162 Figure 120 Security Settings - Jav a JA V A (Sun) 1 From Internet Explorer , click Tools , Internet Opti on s and then the Advance d tab . 2 Make sure that Use Java 2 for <applet> under Java (Sun) is selected. 3 Click OK to close the window. Figure 121 [...]

Appendix B Pop-up Windows, JavaScripts an d Java Permissi ons NBG-418N User’s Guide 163 Mozilla Firefox Mozilla Firefox 2.0 screens are used here. Screens for other v ersions may vary slightly . The steps below apply to Mozilla Firefox 3.0 as well. Y ou can enable Jav a, Javascripts an d pop-ups in one screen. Click Tools, then click Options in t[...]

Appendix B P o p-up Windows, Java Scripts and Java Permissions NBG-418N User’s Guide 164 Opera Opera 10 screens are used here. Screens for o ther versions may v ary slightly . Allowing Pop-Ups From Opera, click Tools , then Preferences . In the General tab, go to Choo se how you prefer to handle pop-ups and select Open all pop-ups . Figure 124 Op[...]

Appendix B Pop-up Windows, JavaScripts an d Java Permissi ons NBG-418N User’s Guide 165 Figure 125 Opera: Enabling Java T o customize JavaScript behavior in th e Opera browser , click JavaScript Options . Figure 126 Opera: Jav aScript Options Select the items you want Opera’ s JavaScript to apply .[...]

Appendix B P o p-up Windows, Java Scripts and Java Permissions NBG-418N User’s Guide 166[...]

NBG-418N User’s Guide 167 A PPENDIX C Setting Up Y our Computer ’ s IP Address Note: Y our specific NBG-418N may not support all of the oper ating systems described in this appendix. See the product specifications for more information about which operating syst ems are supported. This appendix shows you how to configure the IP se ttings on your[...]

Appendix C Setting Up Your Computer’s IP Address NBG-418N User’s Guide 168 2 In the Control Panel , click the Network Connections icon. 3 Right-click Local Area Connection and then select Properties . 4 On the General tab, select Internet Protocol (TCP/I P) and then click Properties .[...]

Appendix C Setting Up Your Computer’s IP Address NBG-418N User’s Guide 169 5 The Internet Protocol TCP/IP Properties window opens.[...]

Appendix C Setting Up Your Computer’s IP Address NBG-418N User’s Guide 170 6 Select Obtain an IP address automatically if your network administrator or ISP assigns your IP address dynamically . Select Use the following IP Address and fill in the IP address , Subnet mask , and Default gateway fields if you have a static IP address that was assig[...]

Appendix C Setting Up Your Computer’s IP Address NBG-418N User’s Guide 171 Windows V ist a This section shows screens from Windows Vista Professional. 1 Click Start > Control Panel . 2 In the Control Panel , click the Network and Internet icon. 3 Click the Network and Sharing Center icon. 4 Click Manage network connections .[...]

Appendix C Setting Up Your Computer’s IP Address NBG-418N User’s Guide 172 5 Right-click Local Area Connection and then select Properties . Note: During this procedure, cl ick Continue whenever Windows displa ys a screen saying that it needs your permission to continue. 6 Select Internet Protocol Version 4 (TCP/IPv 4) and then select Properties[...]

Appendix C Setting Up Your Computer’s IP Address NBG-418N User’s Guide 173 7 The Internet Protocol Version 4 (TCP/IPv4) Properties window opens.[...]

Appendix C Setting Up Your Computer’s IP Address NBG-418N User’s Guide 174 8 Select Obtain an IP address automatically if your network administrator or ISP assigns your IP address dynamically . Select Use the following IP Address and fill in the IP address , Subnet mask , and Default gateway fields if you have a static IP address that was assig[...]

Appendix C Setting Up Your Computer’s IP Address NBG-418N User’s Guide 175 Windows 7 This section shows screens from Windows 7 Enterprise. 1 Click Start > Control Panel . 2 In the Control Panel , click View network status and tasks under the Network and Intern et category . 3 Click Change adapter settings . 4 Double click Local Area Connecti[...]

Appendix C Setting Up Your Computer’s IP Address NBG-418N User’s Guide 176 Note: During this procedure, cl ick Continue whenever Windows displa ys a screen saying that it needs your permission to continue. 5 Select Internet Protocol Version 4 (TCP/IPv 4) and then select Properties .[...]

Appendix C Setting Up Your Computer’s IP Address NBG-418N User’s Guide 177 6 The Internet Protocol Version 4 (TCP/IPv4) Properties window opens.[...]

Appendix C Setting Up Your Computer’s IP Address NBG-418N User’s Guide 178 7 Select Obtain an IP address automatically if your network administrator or ISP assigns your IP address dynamically . Select Use the following IP Address and fill in the IP address , Subnet mask , and Default gateway fields if you have a static IP address that was assig[...]

Appendix C Setting Up Your Computer’s IP Address NBG-418N User’s Guide 179 Mac OS X: 10.3 and 10.4 The screens in this section are from Ma c OS X 10.4 but can also apply to 10.3. 1 Click Apple > System Preferen ces . 2 In the System Preferen ces window , click the Network icon.[...]

Appendix C Setting Up Your Computer’s IP Address NBG-418N User’s Guide 180 3 When the Network preferences pane opens, select Built-in Et hernet from the network connection type list, and then click Config ure. 4 For dynamically assigned settings, select Using DHCP from the Configur e IPv4 list in the TCP/IP tab.[...]

Appendix C Setting Up Your Computer’s IP Address NBG-418N User’s Guide 181 5 For statically assigned settings, do the following: •F r o m t h e Configure IPv4 list, select Manually . •I n t h e IP Address field, type your IP address. •I n t h e Subnet Mask field, ty pe your subnet mask. •I n t h e Router field, type the IP address of yo[...]

Appendix C Setting Up Your Computer’s IP Address NBG-418N User’s Guide 182 Figure 127 Mac OS X 10.4: Network Utility Mac OS X: 10.5 and 10.6 The screens in this section are from Ma c OS X 10.5 but can also apply to 10.6. 1 Click Apple > System Preferen ces . 2 In System Preferen ces , click the Network icon.[...]

Appendix C Setting Up Your Computer’s IP Address NBG-418N User’s Guide 183 3 When the Network preferences pane opens, select Ethernet from the list of av ailable connection types. 4 From the Configure list, select Using DHCP for dynamically assigned settings. 5 For statically assigned settings, do the following: •F r o m t h e Configure list,[...]

Appendix C Setting Up Your Computer’s IP Address NBG-418N User’s Guide 184 •I n t h e IP Address field, enter your IP address. •I n t h e Subnet Mask field, enter y our subnet mask. •I n t h e Router field, enter the IP address of your NBG-418N. 6 Click Apply and close the window. V erifying Settings Check your TCP/IP properties by clicki[...]

Appendix C Setting Up Your Computer’s IP Address NBG-418N User’s Guide 185 Figure 128 Mac OS X 10.5: Network Utility Linux: Ubuntu 8 (GNOME) This section shows you how to configure y our comp uter’s T C P/IP settings in the GNU Object Model Environment (GNOME) using the Ubuntu 8 Linux di stribution. The procedure, screens and file locations m[...]

Appendix C Setting Up Your Computer’s IP Address NBG-418N User’s Guide 186 3 In the Authenticate window, enter y our admin account name and password then click the Authenticate button. 4 In the Network Settings window, select the connection that you want to configure, then click Properties .[...]

Appendix C Setting Up Your Computer’s IP Address NBG-418N User’s Guide 187 5 The Properties dialog box opens. •I n t h e Configuration list, select Automatic Configuration (DHCP ) if you have a dynamic IP address. •I n t h e Configuration list, select Static IP address if you have a static IP address. Fill in the IP address , Subnet mask , [...]

Appendix C Setting Up Your Computer’s IP Address NBG-418N User’s Guide 188 8 Click the Close button to apply the changes. V erifying Settings Check your TCP/IP properties by clicking System > Ad ministrati on > Network Tools , and then selecting the appropriate Network device from the Devices tab. The Interface Statistics column shows dat[...]

Appendix C Setting Up Your Computer’s IP Address NBG-418N User’s Guide 189 Figure 129 Ubuntu 8: Network T ools Linux: openSUSE 10.3 (KDE) This section shows you how to configure y our computer ’ s TCP/IP settings in the K Desktop Environment (KDE) using the open SUSE 10.3 Linux distribution. Th e procedure, screens and file locations may vary[...]

Appendix C Setting Up Your Computer’s IP Address NBG-418N User’s Guide 190 2 When the Run as Root - KDE su dialog opens, enter the admin password and click OK . 3 When the YaST Control Center window opens, select Network Devices and then click the Network Card icon.[...]

Appendix C Setting Up Your Computer’s IP Address NBG-418N User’s Guide 191 4 When the Network Settings window opens, click the Overview tab, select the appropriate connection Name from the list, and then click the Configure button. 5 When the Network Card Setup window opens, click the Address tab[...]

Appendix C Setting Up Your Computer’s IP Address NBG-418N User’s Guide 192 Figure 130 openSUSE 10.3: Network Ca rd Setup 6 Select Dynamic Address (DHCP) if you have a dyn amic IP address. Select Statically assigned IP Address if you have a static IP address. Fill in the IP address , Subnet mask , and Hostname fields. 7 Click Next to save the ch[...]

Appendix C Setting Up Your Computer’s IP Address NBG-418N User’s Guide 193 9 Click Finish to save your settings and close the window . V erifying Settings Click the KNetwork Manager icon on the Task bar to check your TCP/IP properties. From the Options sub-menu, select Show Conne c tion Informatio n . Figure 131 openSUSE 10.3: KN etwork Manager[...]

Appendix C Setting Up Your Computer’s IP Address NBG-418N User’s Guide 194 Figure 132 openSUSE: Connection Status - KNetwork Manager[...]

NBG-418N User’s Guide 195 A PPENDIX D Wireless LANs Wireless LAN T opologies This section discusses ad-hoc and infrastructure wireless LAN topologies. Ad-hoc Wireless LAN Configuration The simplest WLAN configuration is an indepe ndent (Ad-hoc) WLAN that connects a set of computers with wireless adapters (A, B, C). Any time two or more wireless a[...]

Appendix D Wireless LANs NBG-418N User’s Guide 196 Figure 134 Basic Service Set ESS An Extended Service Set (ESS) consists of a series of overlapping BSSs, each containing an access point, with each access point connected together by a wired network. This wired connection between APs is called a Distribution System (DS). This type of wireless LAN[...]

Appendix D Wireless LANs NBG-418N User’s Guide 197 Figure 135 Infrastructure WLAN Channel A channel is the radio frequency(ies) used by wireless devices to tr ansmit and receive data. Channels av ailable depend on your geographical area. Y ou may hav e a choice of channels (for your region) so you should use a channel different from an adjacent A[...]

Appendix D Wireless LANs NBG-418N User’s Guide 198 Figure 136 RT S/CTS When station A sends data to the AP , it might not know that the station B is already using the channel. If these two stations send data at the same time, collisions may occur when both sets of data arrive at the AP at the same time, resulting in a loss of messages for both st[...]

Appendix D Wireless LANs NBG-418N User’s Guide 199 Preamble T ype Preamble is used to signal that data is coming to the receiver . Short and long refer to the length of the synchronization field in a packet. Short preamble increases performance as less time sending preamble means more time for sending data. All IEEE 802.11 compliant wireless adap[...]

Appendix D Wireless LANs NBG-418N User’s Guide 200 The following figure shows the relative effectivenes s of these wireless security methods available on your NBG-418N. Note: Y ou must enable the same wireless secu rity sett ings on the NBG-418N and on all wireless clients that you w ant to associate with it. IEEE 802.1x In June 2001, the IEEE 8 [...]

Appendix D Wireless LANs NBG-418N User’s Guide 201 RADIUS is a simple package exchange in wh ich your AP acts as a me ssage relay between the wireless client and the network RADIUS server . T ypes of RADIUS Messages The following types of RADIUS messages are ex changed between the access point and the R ADIUS server for user authen tication: • [...]

Appendix D Wireless LANs NBG-418N User’s Guide 202 EAP-MD5 (Message-Dig est Algorithm 5) MD5 authentication is the simplest one-w ay authentication method. The authentication serv er sends a challenge to the wireless client. The wireless client ‘proves’ that it knows the password by encrypting the password with the challenge and sends back th[...]

Appendix D Wireless LANs NBG-418N User’s Guide 203 If this feature is enabled, it is not necessary to configure a default encryption k ey in the wireless security configuration screen. Y ou may still configure and store keys, but they will not be used while dynamic WEP is enabled. Note: EAP-MD5 cann ot be used with Dynamic WEP K ey Exchange For a[...]

Appendix D Wireless LANs NBG-418N User’s Guide 204 called Rijndael. They both include a per -packet key mixing function, a Message Integrity Check (MIC) named Michael, an extended initialization vector (IV) with se quencing rules, and a re-keying mechanism. WPA and WPA2 regu larly change and rotate the encryp tion k eys s o that the same encrypti[...]

Appendix D Wireless LANs NBG-418N User’s Guide 205 WP A(2) with RADIUS Application Example T o set up WPA(2), you need the IP address of the RADIUS server , its port number (default is 1812), and the RADIUS shared secret. A WPA(2) applicat ion exa mple with an external RADIUS server looks as follows. "A" is the RADIUS server . "DS&[...]

Appendix D Wireless LANs NBG-418N User’s Guide 206 4 The AP and wireless clie nts use the TKIP or AE S encryption process, the PMK and information exchanged in a handshake to create tempor al encryp tion keys. They use these keys to encrypt data exchanged between them. Figure 138 WPA(2)-PSK Authentication Security Pa rameters Summary R efer to th[...]

Appendix D Wireless LANs NBG-418N User’s Guide 207 Po sitioning the antennas properly increases the range an d coverage area of a wireless LAN. Antenna Characteristics Frequency An antenna in the frequency of 2.4GHz or 5GHz is n eeded to communicate efficiently in a wireless LAN Radiation Pattern A radiation pattern is a diagram that allows you t[...]

Appendix D Wireless LANs NBG-418N User’s Guide 208 F or directional antennas, point the antenna in the direction of th e desired cover age area.[...]

NBG-418N User’s Guide 209 A PPENDIX E Common Services The following table lists some commonly-used services and their associated protocols and port numbers. For a comprehensive list of port number s, ICMP t ype/code numbers and services, visit the IANA (I nterne t Assigned Number Authority) web site. • Name : This is a short, descriptive name f[...]

Appendix E C ommon Services NBG-418N User’s Guide 210 HT TPS TC P 443 HTTPS is a secured http session often u sed in e- commerce. ICMP User-Defined 1 Internet Control Message Pr otocol is often used for diagnostic or routing purposes. ICQ UDP 4000 This is a popular In ternet chat program. IGMP (MUL TICAST) User-Defined 2 Internet Group Management[...]

Appendix E Common Services NBG-418N User’s Guide 21 1 SQL -NET TCP 1521 Structured Que ry Language is an interface to access data on many diffe rent types of database systems, includ ing mainframes, mid range systems, UNIX systems and n etwork servers. SSH TCP / UD P 22 Secure Shell Remote Login Program. STRM WORK S UDP 1558 Stream W orks Protoco[...]

Appendix E C ommon Services NBG-418N User’s Guide 212[...]

NBG-418N User’s Guide 213 A PPENDIX F Legal Information Copyright Copyright © 2012 by Z yXEL Communications Corpor ation. Th e co n te n ts o f t h is p ub l ic a t io n m a y n o t b e re p r od uc e d in a ny pa r t or as a w ho l e, t ra ns c ri b ed , st o re d in a re t ri e va l s y st e m, t r anslated into any language, or tr ansmitted i[...]

Appendix F Legal Information NBG-418N User’s Guide 214 This Class B di gital apparatus co mplies with Canad ian ICES-003. Cet appareil numéri que de la classe B es t conforme à la no rme NMB-003 du Ca nada. Viewing Certifications Go to http://www.zyxel.com to view this product ’s documentation and certifi cations. ZyXEL Limited W arranty Z yX[...]

Appendix F Legal Information NBG-418N User’s Guide 215 National Restrictions This prod uct may be us ed in al l EU count ries (an d other co untries fo llowing the EU dire ctive 199 9/5/EC) wi thout any limitatio n except for the count ries mentio ned below: Ce produit peut être utilisé dans tous les pays de l’UE (et da ns tous les pays ayan [...]

Appendix F Legal Information NBG-418N User’s Guide 216 Pour la bande 2.4 GHz, la p uissance est limi tée à 10 mW en p.i.r .e. pou r les équipements ut ilisés en extérieu r dans la bande 24 54 - 2483.5 MHz. Il n'y a pas de restrictions pour des utilisati ons en intérieur ou dans d'autres pa rties de la bande 2. 4 GHz. Consu ltez ht[...]

Appendix F Legal Information NBG-418N User’s Guide 217 • Connect the power adaptor or c ord to the right supp ly voltage (f or example, 110V AC in North America or 230V AC in Europe). • Do NOT al low anything to rest on the p owe r adaptor or cord and do NOT place the pr oduct where anyone can walk on the powe r adaptor or cord. • Do NOT us[...]

Appendix F Legal Information NBG-418N User’s Guide 218[...]

Index NBG-418N User’s Guide 219 Index A Address Assignment 86 Advanced Encryption Standard See AES. AES 203 Alert 129 alternative subnet mask notation 149 antenna directional 207 gain 207 omni-directional 207 AP (access point) 197 AP Mode menu 42 , 47 overview 35 status screen 37 , 45 , 49 , 53 B Backup configuration 133 Basic Service Set, See BS[...]

Index NBG-418N User’s Guide 220 E EAP Authentication 201 encryption 70 , 203 key 70 WPA compatible 70 ESS 196 ESSID 145 Extended Service S et, See ESS 19 6 Extended wireless security 24 F Fa c t o r y L A N d e f a u l t s 94 , 97 FCC interference statement 213 Firewall ICMP packets 11 3 Z yXEL device firewall 11 2 firewall stateful inspection 11[...]

Index NBG-418N User’s Guide 221 mode 13 N NA T 101 , 104 , 154 global 102 how it works 101 , 103 inside 102 local 102 outside 102 overview 101 port forwarding 106 see also Network Address T ranslation server 103 server sets 106 NA T traversal 11 9 Navigation P anel 42 , 47 , 51 , 54 navigation panel 42 , 47 , 51 , 54 Network Address T ranslation [...]

In d ex NBG-418N User’s Guide 222 Scheduling 81 screw anchor 16 Service Set 72 Service Set IDentification 72 , 82 , 83 Service Set IDentity . See SSID. SSID 39 , 46 , 53 , 69 , 72 , 82 , 83 stateful inspection firewall 111 Static DHCP 98 subnet 147 Subnet Mask 95 subnet mask 30 , 14 8 subnetting 150 Summary DHCP table 40 Pack et statistics 41 Wir[...]

Index NBG-418N User’s Guide 223 security parameters 206 WPA 203 key caching 204 pre-authentication 204 user authentication 204 vs WPA -PSK 204 wireless client supplicant 204 with RADIUS application example 205 WPA compatible 70 WPA2 203 user authentication 204 vs WP A2-PSK 204 wireless client supplicant 204 with RADIUS application example 205 WPA[...]

Index NBG-418N User’s Guide 224[...]